From Roku's plans to support 4K Ultra HD streaming on future Roku TV models to the launch of new Android-powered TVs from Philips, here's the news in brief from What Hi-Fi?'s Wednesday Wrap – CES 2015 special.

If you had thought that the opening day of CES 2015 had been a busy one, wait until you see what day two had in store – including press conferences from the major tech giants like Samsung, Sony, LG and Panasonic.